<template>
    <h2>AsyncComponent子级组件</h2>
</template>
<script lang="ts">
import { defineComponent } from 'vue'
export default defineComponent({
    name: 'AsyncComponent',
    setup() {
        return new Promise((resolve, reject) => {
            setTimeout(() => {
                resolve({
                    msg: 'what'
                })
            }, 2000)
        })
    },
})
</script>
<style>
</style>